<template>
  <div class="register-container">
    <div class="register-form">
      <h2 style="color: aliceblue;">注册</h2>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="form.username" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="form.email" placeholder="请输入邮箱"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input type="password" v-model="form.password" show-password placeholder="请输入密码"></el-input>
        </el-form-item>
        <el-form-item label="确认密码" prop="confirmPassword">
          <el-input type="password" v-model="form.confirmPassword" show-password placeholder="请确认密码"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="submitForm('form')">立即注册</el-button>
        </el-form-item>
      </el-form>
      <p class="login-link">
        <el-checkbox v-model="isAgreed" style="margin-top: 10px;">
          同意
        </el-checkbox>
        已有账号?
        <router-link to="/LoginForm" :class="{ disabled: !isAgreed }" @click.prevent="handleRegisterClick">
          立即登录
        </router-link>
      </p>
    </div>
  </div>
</template>

<script>
import axios from 'axios';

export default {
  data() {
    const validateConfirmPassword = (rule, value, callback) => {
      if (value !== this.form.password) {
        callback(new Error('两次输入密码不一致!'));
      } else {
        callback();
      }
    };
    return {
      form: {
        username: '',
        email: '',
        password: '',
        confirmPassword: '',
        isAgreed: false,
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 20, message: '长度在 3 到 20 个字符', trigger: 'blur' }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { type: 'email', message: '请输入正确的邮箱地址', trigger: ['blur', 'change'] }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 20, message: '长度在 6 到 20 个字符', trigger: 'blur' }
        ],
        confirmPassword: [
          { required: true, message: '请确认密码', trigger: 'blur' },
          { validator: validateConfirmPassword, trigger: 'blur' }
        ]
      }
    };
  },
  methods: {
    handleRegisterClick() {
      if (this.isAgreed) {
        this.$router.push('/LoginForm');
      } else {
        alert('请先同意条款');
      }
    },
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          this.registerUser();
        } else {
          console.log('表单验证失败！');
          return false;
        }
      });
    },
    async registerUser() {
      try {
        const response = await axios.post('http://localhost:8090/resgisty', {
          username: this.form.username,
          email: this.form.email,
          password: this.form.password
        });
        if (response.status === 200) {
          alert('注册成功！');
          this.$router.push('/LoginForm');
        } else {
          alert('注册失败，请重试。');
        }
      } catch (error) {
        console.error('注册失败:', error);
        if (error.response &&error.response.data) {
          alert(error.response.data.message || '注册失败，请重试。');
        } else {
          alert('注册失败，请重试。');
        }
      }
    }
  }
};
</script>

<style scoped>
.register-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 93.5vh;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  background-image: url('../assets/33.png'); /* 替换为你的图片路径 */
  background-size: cover; /* 使背景图像覆盖整个元素 */
  background-position: center; /* 使背景图像居中 */
}

.register-form {
  background: rgba(144, 97, 118, 0.167);
  padding: 20px;
  border-radius: 9px;
  box-shadow: 0 5px 7px rgba(246, 247, 247, 0.852);
  width: 300px;
}

h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

.login-link {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: #666;
}

.login-link a {
  color: #409eff;
  text-decoration: none;
}

.login-link a:hover {
  text-decoration: underline;
}
</style>
